Hans Rosling在Ted英语演讲: The Best Stats You've Ever Seen未曾见过最牛的数据统计。 About 10 years ago, I took on the task to teach global development to Swedish undergraduate students. That was after having spent abou
Most of the Work Takes Place Before a Hurricane Hits REMARKS BY THE PRESIDENT AFTER MEETING AT FEMA ON HURRICANE PREPAREDNESS FEMA Headquarters Washington, D.C. 3:17 P.M. EDT THE PRESIDENT: Well, for
演讲的四个目标 1.提供信息; To offer information; 2.使听众感到乐趣; To entertain the audience; 3.动之以情; To touch emotions; 4.使听众行动起来; To move to action; 演讲切忌 1.语速太快; Talking too rapidly; 2.声音单调; Speaking in monotone; 3.声
Okay. 好了 So what is the daf-2 gene? 那么daf-2基因到底是什么？ Well as you know, genes, which are part of the DNA, 正如大家所知，基因是DNA的一部分 they're instructions to make a protein that does something. 它们是经编码的指令，用于制造
